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C400 Underground Crawler Mounted

     The C400 Underground is a compact and versatile diamond core drilling rig specifically designed for underground mineral exploration.

Its drilling system is powered by an electric power unit, providing efficient, reliable and low-emission operation in underground working environments. For independent mobility between drilling locations, the rig is equipped with a crawler system driven by a dedicated diesel engine.

   This combination of electric drilling power and diesel-powered crawler mobility allows the C400 Underground to deliver high drilling performance while maintaining the flexibility required for demanding underground operations.

Its compact configuration, robust construction and crawler-mounted design make it particularly suitable for mines where working space, mobility and operational efficiency are critical.

C400 Underground
Capacity
Main Application Area
Underground
Electric Motor (Drill Operation)
55 kW, 3 Phase, 380 V, 50 Hz
Diesel Engine (Propel Operation)
22 kW, 2300 rpm, 33 HP
Electrical System
3 Phase, 380 V, 50 Hz, Star Connection (690V)
Drilling Capacity with BQWL (with 3.0m Drill Rod...)
600 m
Drilling Capacity with NQWL (with 3.0m Drill Rod...)
400 m
Drilling Capacity with HQWL (with1.5m Drill Rod...)
150 m
Technical Information
Description
Max Rotation Torque
114mm
Max Rotation Speed
900 rpm
Max Full Force
64 kN
Max Feed Force
64 kN
Feed Speed (low/high)
0,5 – 1 m/s
Distance Beetween Rod Holder - Rotation Unit,Max
1800 mm
Feed Length
3000 mm
Feed Length Total
3100 mm
Undercarriage Propelled System
TRACKONE, Gearbox+hydromotor with brake
Rotation
REXROTH, Variab. Disp. Piston Type
Service Pump
SALAMI OR GALTECH, Gear Type
Main Pump
DANFOSS, Variable Disp. Piston Type
Propelled Crawler
Distance between crawler
1200 mm
Max Climbing capacity
20°
Undercarriage Max. Speed
2,5 kph
Undercarriage Track Width
300 mm
135 Lt/Min Mud Pump Specifications
Configuration
Horizontal Triplex Pump
Number of Pistons
3
Stroke Lenght
69.9m m (2.75 in)
Piston Laod
2.69 kg (5.93lb)
Ratio
3.6:1
Lube Oil Capacity
5L (1.3 gallon)
Lube Oil Type
SAE 30
Suction Size
2″ NPT
Discharge Size
1-1/4″ NPT
Valve Type
Ball Valves
Pump Weight
209 kg (460lbs)
Speed Rating
625 rpm
Ekran görüntüsü 2025-10-10 091525_edited

Compact Power for Underground Exploration

Designed for underground mineral exploration, the C400 combines an electric-powered drilling system with an independent diesel-driven crawler system. Its compact dimensions, high mobility and robust construction provide an efficient solution for demanding underground drilling operations.

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Underground Configuration

• Electric Drilling Power Unit

• Diesel-Powered Crawler System

• Compact Design

• High Mobility

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Compact Mobility. 

With a width of only 2.0 meters and a height of 2.30 meters, the C400 is designed to move efficiently through confined underground spaces. Its independent diesel-powered crawler system provides easy mobility between drilling locations. 

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